556708897 has 2 divisors, whose sum is σ = 556708898. Its totient is φ = 556708896.

The previous prime is 556708891. The next prime is 556708913. The reversal of 556708897 is 798807655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477160336 + 79548561 = 21844^2 + 8919^2 .

It is a cyclic number.

It is not a de Polignac number, because 556708897 - 2⁷ = 556708769 is a prime.

It is not a weakly prime, because it can be changed into another prime (556708891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278354448 + 278354449.

It is an arithmetic number, because the mean of its divisors is an integer number (278354449).

Almost surely, 2^556708897 is an apocalyptic number.

It is an amenable number.

556708897 is a deficient number, since it is larger than the sum of its proper divisors (1).

556708897 is an equidigital number, since it uses as much as digits as its factorization.

556708897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 55.

The square root of 556708897 is about 23594.6794214289. The cubic root of 556708897 is about 822.6391751505.

The spelling of 556708897 in words is "five hundred fifty-six million, seven hundred eight thousand, eight hundred ninety-seven".